參數(shù)資料
型號(hào): TDA9820
廠(chǎng)商: NXP SEMICONDUCTORS
元件分類(lèi): 接收器
英文描述: Multistandard/dual channel TV FM intercarrier sound demodulator(多標(biāo)準(zhǔn)/雙頻道TV FM內(nèi)載波音解調(diào)器)
中文描述: AUDIO/VIDEO DEMODULATOR, PDIP16
封裝: 0.300 INCH, PLASTIC, MO-001AE, SOT38-1, DIP-16
文件頁(yè)數(shù): 3/20頁(yè)
文件大?。?/td> 155K
代理商: TDA9820
1996 Nov 20
3
Philips Semiconductors
Product specification
Multistandard/dual channel TV FM
intercarrier sound demodulator
TDA9820
BLOCK DIAGRAM
Fig.1 Block diagram.
(1) Resistor and potentiometer between capacitor and earth are inserted if adjustment of stereo channel separation is required.
handbook, full pagewidth
TDA9820
V =
4.5 to 8.8 V
(1)
CONTROL
UNIT
7-STAGE
LIMITER
AMPLIFIER 1
VCO 1
7-STAGE
LIMITER
AMPLIFIER 2
VCO 2
optional stereo
channel separation
adjustment
V
AF1
V
AF2
S
1
S
2
standard
switch
mute
intercarrier
VCO
ref
SUPPLY
11
12
14
13
15
16
1
3
2
10
MHA420
9
+
7
+
6
5
8
4.5 MHz (M)
5.5 MHz (B/G)
6.0 MHz (I)
6.5 MHz (D/K)
4.72 MHz (M)
or
5.74 MHz (B/G)
or
6.74 MHz (D/K)
(1)
Rs
Rpot
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